Heptadecanoyl chloride
Heptadecanoyl chloride (CAS: 40480-10-2) is an acyl chloride derived from heptadecanoic acid, with the linear formula CH3(CH2)15COCl and a molecular weight of 288.90 g/mol. This compound serves as a valuable reagent in organic synthesis, primarily utilised for introducing the heptadecanoyl group into other molecules. It is particularly relevant in the preparation of fatty acid derivatives for research and biochemical applications.
- IUPAC
- Margaroyl chloride
- Synonyms
- Margaroyl chloride

Synthesis of Fatty Acid Amides
Heptadecanoyl chloride is employed in the synthesis of fatty acid amides, such as N-heptadecanoylethanolamine, by reacting with primary or secondary amines. This reaction is fundamental in creating lipid derivatives for biochemical studies.
Intermediate in Organic Synthesis
As a reactive acyl halide, it functions as a key intermediate for introducing the C17 acyl chain into various organic structures. This is crucial for modifying molecular properties or building complex molecules in chemical research.
Preparation of Esters
It can be readily reacted with alcohols to form heptadecanoate esters. These esters find applications as potential plasticisers, lubricants, or as intermediates in the synthesis of more complex lipid-based compounds.
| Molecular weight | 288.90 |
|---|---|
| Linear formula | CH3(CH2)15COCl |
| Assay | 98% |
| Boiling point | 176 °C/4 mmHg(lit.) |
| Density | 0.883 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.453(lit.) |
| Application | Heptadecanoyl chloride was used in the synthesis of N-heptadecanoylethanolamine by reacting with ethanolamine1. |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 110 °C / 230 °F |
| Transport (UN / ADR) | UN 3265 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34-37 |
| Safety statements (S) | 26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Heptadecanoyl chloride used for?
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Heptadecanoyl chloride (CAS: 40480-10-2) is used as a reagent in organic synthesis, notably for introducing the heptadecanoyl group into molecules, for example, in the synthesis of N-heptadecanoylethanolamine.
What are the CAS number and molecular formula for Heptadecanoyl chloride?
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The CAS number for Heptadecanoyl chloride is 40480-10-2. Its linear formula is CH3(CH2)15COCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Heptadecanoyl chloride with an assay of 98%. This product is intended for laboratory and research use and is not supplied as USP, BP, EP, or pharmacopoeia grade.
How should Heptadecanoyl chloride be handled safely?
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Heptadecanoyl chloride is a corrosive substance (H314) and poses a significant risk to skin and eyes. Handling requires appropriate personal protective equipment, including chemical-resistant gloves, eye protection (goggles and face shield), and respiratory protection. It should be handled in a well-ventilated area, and emergency procedures should be in place.
Is Heptadecanoyl chloride a controlled substance?
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The provided data does not indicate that Heptadecanoyl chloride is a controlled substance.
How is Heptadecanoyl chloride packed, shipped, and exported?
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Heptadecanoyl chloride is packed and shipped according to international regulations for hazardous materials, specifically UN 3265, Class 8, Packing Group II. TSS exports chemicals globally, adhering to all relevant shipping and customs requirements.
How can I request a quote or sample for Heptadecanoyl chloride?
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To request a quote or sample of Heptadecanoyl chloride, please contact our sales team through the TSS website or by calling our dedicated customer service line. Please specify the quantity required and your shipping destination.
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